Kong: Extreme Ball The Kong Extreme Ball is solid and durable while still being gentle on a dog’s teeth. Buster the boxer has had this toy for years and hasn’t broken it yet! Buy now Category: Indestructible Dog Toys Tags: Aggressive Chewer, Amazon, Best Dog Toy Brands, Dogs, Extreme Ball, Indestructible Dog Toys, Kong, Power Chewer, Store, Toys for Tough Chewers Related products Dutch processed cocoa powder Buy now Baking soda Buy now Birch xylitol Buy now Coconut sugar Buy now